ivy Interview Questions, Process, and Tips

Q1. It was good consisting of deep technical knowledge
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Q2. Focused on some practical questions as well
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Q1. Question on the basis of react router dom
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Q2. Make diff pages and do outlet
Ans. 
Creating different pages and setting up outlets in a software application.
• Create separate HTML files for each page

• Define routes in the application to navigate between pages

• Set up outlets in the application to display content dynamically
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Q1. Solid principals
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Q2. Difference between pure and impure pipes
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Pure pipes do not have any side effects and always return the same output for the same input, while impure pipes can have side effects and may not return the same output for the same input.
• Pure pipes are stateless and deterministic.

• Impure pipes can have side effects like modifying global variables or making network requests.

• Examples of pure pipes include filters in Angular, while examples of impure pipes include async
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Q1. Add string until length is greater than 1
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Concatenate strings in array until total length is greater than 1
• Iterate through array and concatenate strings until length is greater than 1

• Use a loop to keep adding strings until total length exceeds 1

• Check total length after each concatenation to ensure it is greater than 1
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Q2. JavaScript tricky questions
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Q1. What is difference between retesting and regression testing
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Retesting is testing the same functionality again to ensure the defect is fixed, while regression testing is testing the whole application to ensure new changes do not affect existing functionality.
• Retesting focuses on verifying that a specific defect has been fixed.

• Regression testing focuses on ensuring that new changes do not impact existing functionality.

• Retesting is usually performed by the tester who found the def...read more
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Q2. What is difference between system testing and system integration testing
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System testing focuses on testing the entire system as a whole, while system integration testing focuses on testing the interactions between integrated components.
• System testing ensures that the entire system meets the specified requirements and functions correctly.

• System integration testing focuses on testing the interfaces and interactions between integrated components to ensure they work together seamlessly.

• System t...read more
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Q1. What are qa deliverables
Ans. 
QA deliverables are the tangible work products produced by the QA team during the software testing process.
• Test plans

• Test cases

• Test scripts

• Defect reports

• Test summary reports
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Q2. What are pre requisites of api testing
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Pre requisites of API testing include understanding of API documentation, knowledge of HTTP methods, familiarity with testing tools.
• Understanding of API documentation

• Knowledge of HTTP methods (GET, POST, PUT, DELETE)

• Familiarity with testing tools like Postman or SoapUI

• Ability to write test cases for API endpoints

• Understanding of status codes and response formats
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2 questions on hackerrank array n string related

Q1. Design custom hashmap
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Custom hashmap design involves creating a data structure that maps keys to values for efficient retrieval.
• Use an array of linked lists to handle collisions

• Implement methods for adding, removing, and retrieving key-value pairs

• Consider resizing the hashmap when it reaches a certain load factor
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Q2. System design of current project
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The system design of the current project involves a microservices architecture with containerization using Docker and orchestration with Kubernetes.
• Utilizing microservices architecture for scalability and maintainability

• Containerizing applications with Docker for portability and consistency

• Orchestrating containers with Kubernetes for automated deployment and scaling
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2 questions in hackerrank test - 90 minutes.
1. Flipping switches: a two dimensional array and an int value given as inputs. initially all switches are tuned off(marked zero). in each array we get operation which will contain the indexes of the array on which on/off of switches operation is performed. it indicated that those indexes bulbs are tuned on if already turned off and vice versa. after all operations find the count of lights that were switched on.
2. Game of colors: input is a string contains w and b characters: wwwbbbbwww. two players play the game. w starts first. then next player b. one player can play only if its respected color w or b has same color previous and after. i.e., in the input given above, w can start play his tune as we have w at index 1 has its previous index and next index characters are w. then he can remove that color. ie.e at index 1 then player play and removes colour b similarly. a player can win if other player cannot remove any color(no consecutive same color). return the name of the player who wins from the game